Side by side

Christopher Ward C63 True GMTvsGrand Seiko SLGA015

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

C63 True GMT
Christopher WardC63 True GMT
MSRP $4,135
SLGA015
Grand SeikoSLGA015
MSRP $12,600

At a glance

16 of 29 specs differ
Diameter
C63 True GMT48mm
SLGA01543.8mm
Power Reserve
C63 True GMT120h
SLGA015120h
Water Resistance
C63 True GMT100m
SLGA015200m
MSRP
C63 True GMT$4,135
SLGA015$12,600

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
48mm
43.8mm
Thickness
14.15mm
13.8mm
Lug-to-Lug
48mm
51.5mm
Lug Width
22mm
23mm
Material
Stainless Steel
Titanium
Finish
Brushed + Polished + Sandblasted
Brushed and polished
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
SLN X1 BL C1
None

Movement

5 specs
Caliber
CW-002
9RA5
Type
Automatic
Spring Drive
Beat Rate
4 vph
28,800 vph
Jewels
33
25
Complications
GMT, Moonphase, Day-date, Small seconds
None

Pricing

1 specs
MSRP
$4,135
$12,600

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Christopher Ward C63 True GMT

The Christopher Ward C63 True GMT is widely praised for its in-house CW-002 caliber, which offers a 120-hour power reserve and COSC certification. Owners find the 39mm case size comfortable, though some note it wears closer to 40-41mm. While the PVD hands provide good contrast and the lume is praised for readability, one owner felt the orange accent lacked pop and the gloss dial/text combo appeared cheap in certain lighting. One owner also noted a perceived slight difference in production quality compared to a sibling model's bracelet. Overall, owners and reviewers rate the Christopher Ward C63 True GMT highly for its impressive power reserve and COSC-certified movement at its price point.

From video reviewers

The case finishing is praised for its polished and curved surfaces. The watch uses a Sellita SW330-2 movement. Reviewers disagree on the case size, with one noting 40.5mm and another highlighting a 36mm option.

Grand Seiko SLGA015

The Grand Seiko SLGA015 is widely praised for its exceptional accuracy, with owners reporting performance far exceeding the stated 10 seconds per month. The Spring Drive movement's smooth sweep and 5-day power reserve are also noted strengths, as is the lighter titanium case construction. However, some owners find the bracelet extension non-intuitive, and one noted the clasp scratched easily. The watch features a nature-inspired, wave-like dial texture. Overall, owners rate the Grand Seiko SLGA015 highly for its impressive accuracy and quality construction.

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